/// <summary>
/// Reads a specific comments by the Thread ID and siteid
/// </summary>
/// <param name="threadid">The threads internal id</param>
/// <param name="site"></param>
/// <returns>The list of comments</returns>
public CommentsList GetCommentsListByThreadId(int threadid, ISite site)
{
var commentList = new CommentsList();
commentList.comments = new List<CommentInfo>();
commentList.TotalCount = 0;
commentList.ItemsPerPage = ItemsPerPage;
commentList.StartIndex = StartIndex;
commentList.SortBy = SortBy;
commentList.SortDirection = SortDirection;
using (IDnaDataReader reader = CreateReader("commentsreadbythreadid"))
{
try
{
reader.AddParameter("threadid", threadid);
reader.AddParameter("startindex", StartIndex);
reader.AddParameter("itemsperpage", ItemsPerPage);
reader.AddParameter("SortBy", SortBy.ToString());
reader.AddParameter("SortDirection", SortDirection.ToString());
reader.Execute();
if (reader.HasRows)
{
//all good - read comments
while (reader.Read())
{
commentList.comments.Add(CommentCreateFromReader(reader, site));
commentList.TotalCount = reader.GetInt32NullAsZero("totalresults");
}
}
}
catch (Exception ex)
{
throw new ApiException(ex.Message, ex.InnerException);
//DnaApiWebProtocalException.ThrowDnaApiWebProtocalException(System.Net.HttpStatusCode.InternalServerError, ex.Message, ex);
}
}
return commentList;
}
/// <summary>
/// Return Comments for Site and Prefix.
/// </summary>
/// <param name="site">The site object</param>
/// <param name="prefix">The commentforum prefix</param>
/// <returns>The list of comments</returns>
public CommentsList GetCommentsListBySite(ISite site, string prefix)
{
var spName = "commentsreadbysitename";
if (!String.IsNullOrEmpty(prefix))
{
spName += "prefix";
}
switch (FilterBy)
{
case FilterBy.EditorPicks:
spName += "editorpicksfilter";
break;
}
CommentsList commentList = null;
if (GetCommentListBySiteFromCache(site, prefix, ref commentList))
{
return commentList;
}
commentList = new CommentsList();
commentList.comments = new List<CommentInfo>();
commentList.TotalCount = 0;
commentList.ItemsPerPage = ItemsPerPage;
commentList.StartIndex = StartIndex;
commentList.SortBy = SortBy;
commentList.SortDirection = SortDirection;
commentList.FilterBy = FilterBy;
using (IDnaDataReader reader = CreateReader(spName))
{
try
{
reader.AddParameter("siteid", site.SiteID);
reader.AddParameter("startindex", StartIndex);
reader.AddParameter("itemsperpage", ItemsPerPage);
if (!String.IsNullOrEmpty(prefix))
{
reader.AddParameter("prefix", prefix + "%");
}
reader.AddParameter("SortBy", SortBy.ToString());
reader.AddParameter("SortDirection", SortDirection.ToString());
reader.Execute();
if (reader.HasRows)
{
while (reader.Read())
{
commentList.comments.Add(CommentCreateFromReader(reader, site));
commentList.TotalCount = reader.GetInt32NullAsZero("totalresults");
commentList.LastUpdate = reader.GetDateTime("lastupdate");
}
AddCommentListToCache(commentList, site, prefix);
}
}
catch (Exception ex)
{
throw new ApiException(ex.Message, ex.InnerException);
//DnaApiWebProtocalException.ThrowDnaApiWebProtocalException(System.Net.HttpStatusCode.InternalServerError, ex.Message, ex);
}
}
return commentList;
}
/// <summary>
/// Reads a forum comments by the IDs and siteid
/// </summary>
/// <param name="forumid">The forums internal id</param>
/// <param name="site"></param>
/// <returns>The list of comments from all the forums specified</returns>
public CommentsList GetCommentsListByForumIds(string forumuids, ISite site)
{
var commentList = new CommentsList();
commentList.comments = new List<CommentInfo>();
commentList.TotalCount = 0;
commentList.ItemsPerPage = ItemsPerPage;
commentList.StartIndex = StartIndex;
commentList.SortBy = SortBy;
commentList.SortDirection = SortDirection;
commentList.FilterBy = FilterBy;
String spName = "commentsreadbyforumids";
if (FilterBy == FilterBy.EditorPicks)
{
spName = "commentsreadbyforumidseditorpicksfilter";
}
using (IDnaDataReader reader = CreateReader(spName))
{
try
{
reader.AddParameter("forumuids", forumuids);
reader.AddParameter("startindex", StartIndex);
reader.AddParameter("itemsperpage", ItemsPerPage);
reader.AddParameter("SortBy", SortBy.ToString());
reader.AddParameter("SortDirection", SortDirection.ToString());
reader.AddParameter("siteurlname", site.SiteName);
reader.Execute();
if (reader.HasRows)
{
while (reader.Read())
{
commentList.comments.Add(CommentCreateFromReader(reader, site));
commentList.TotalCount = reader.GetInt32NullAsZero("totalresults");
}
}
}
catch (Exception ex)
{
throw new ApiException(ex.Message, ex.InnerException);
//DnaApiWebProtocalException.ThrowDnaApiWebProtocalException(System.Net.HttpStatusCode.InternalServerError, ex.Message, ex);
}
}
return commentList;
}
/// <summary>
/// Returns the comment forum uid from cache
/// </summary>
/// <param name="list"></param>
/// <param name="site">the site of the forum</param>
/// <param name="prefix"></param>
/// <returns>true if found in cache otherwise false</returns>
private void AddCommentListToCache(CommentsList list, ISite site, string prefix)
{
string cacheKey = CommentListCacheKey(site.SiteID, prefix);
//ICacheItemExpiration expiry = SlidingTime.
CacheManager.Add(cacheKey + CacheLastupdated, list.LastUpdate, CacheItemPriority.Normal,
null, new SlidingTime(TimeSpan.FromMinutes(Cacheexpiryminutes)));
CacheManager.Add(cacheKey, list, CacheItemPriority.Normal,
null, new SlidingTime(TimeSpan.FromMinutes(Cacheexpiryminutes)));
}
/// <summary>
/// Returns the comment forum uid from cache
/// </summary>
/// <param name="site">the site of the forum</param>
/// <param name="prefix"></param>
/// <param name="list"></param>
/// <returns>true if found in cache otherwise false</returns>
private bool GetCommentListBySiteFromCache(ISite site, string prefix, ref CommentsList list)
{
string cacheKey = CommentListCacheKey(site.SiteID, prefix);
object tempLastUpdated = CacheManager.GetData(cacheKey + CacheLastupdated);
if (tempLastUpdated == null)
{
//not found
list = null;
Statistics.AddCacheMiss();
return false;
}
var lastUpdated = (DateTime) tempLastUpdated;
//check if cache is up to date
if (DateTime.Compare(lastUpdated, CommentListGetLastUpdate(site.SiteID, prefix)) != 0)
{
//cache out of date so delete
DeleteCommentListFromCache(site, prefix);
list = null;
Statistics.AddCacheMiss();
return false;
}
//get actual cached object
list = (CommentsList) CacheManager.GetData(cacheKey);
if (list == null)
{
//cache out of date so delete
DeleteCommentListFromCache(site, prefix);
Statistics.AddCacheMiss();
return false;
}
Statistics.AddCacheHit();
//readd to cache to add sliding window affect
AddCommentListToCache(list, site, prefix);
return true;
}
private XmlDocument GetViewReadOnlyCommentsXml(CommentsList commentInfoList, int forumId, string siteName)
{
XmlDocument xmlDoc = new XmlDocument();
XElement readOnlyElement = new XElement("READONLYCOMMENTS",
new XAttribute("FORUMID",forumId.ToString()),
new XAttribute("SITENAME", siteName),
from c in commentInfoList.comments
select new XElement("COMMENTINFO", new XElement("uri",c.Uri.ToString()),
new XElement("TEXT",c.text.ToString()), new XElement("CREATED",c.Created.ToString()),
new XElement("USERID",c.User.UserId.ToString()), new XElement("USERNAME",c.User.DisplayName),
new XElement("ID", c.ID.ToString()), new XElement("POSTSTYLE", c.PostStyle.ToString()),
new XElement("COMPLAINTURI",c.ComplaintUri.ToString()), new XElement("FORUMURI",c.ForumUri.ToString()),
new XElement("STATUS",c.hidden.ToString()), new XElement("ISEDITORPICK",c.IsEditorPick.ToString()),
new XElement("INDEX",c.Index.ToString()), new XElement("NERORATINGVALUE",c.NeroRatingValue.ToString()),
new XElement("TWEETID", c.TweetId.ToString())));
using (XmlReader xmlReader = readOnlyElement.CreateReader())
{
xmlDoc = new XmlDocument();
xmlDoc.Load(xmlReader);
}
return xmlDoc;
}
